CN211449938U - T-shaped sealing connection structure of reinforced socket steel pipe - Google Patents
T-shaped sealing connection structure of reinforced socket steel pipe Download PDFInfo
- Publication number
- CN211449938U CN211449938U CN201922293012.9U CN201922293012U CN211449938U CN 211449938 U CN211449938 U CN 211449938U CN 201922293012 U CN201922293012 U CN 201922293012U CN 211449938 U CN211449938 U CN 211449938U
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- socket
- connection structure
- sealing connection
- section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 68
- 239000010959 steel Substances 0.000 title claims abstract description 68
- 238000007789 sealing Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims description 15
- 239000006223 plastic coating Substances 0.000 claims description 15
- 229920001971 elastomer Polymers 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 11
- 239000003822 epoxy resin Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 9
- 229920000647 polyepoxide Polymers 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 4
- -1 polyethylene Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 229910001141 Ductile iron Inorganic materials 0.000 description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 230000002968 anti-fracture Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
Landscapes
- Joints With Sleeves (AREA)
Abstract
The utility model relates to a T-shaped sealing connection structure of a reinforced socket steel pipe, which comprises a first steel pipe and a second steel pipe, wherein one end of the first steel pipe is expanded outwards to form a bellmouth, and the outer edge of the bellmouth is bent inwards to form annular steel; one end of the second steel pipe is provided with a socket, and the socket is inserted into the socket; the utility model discloses have the cracked effect of steel pipe body of preventing.
Description
Technical Field
The utility model belongs to the technical field of the sealed technique of steel pipe and specifically relates to a strenghthened type socket joint formula steel pipe T type sealing connection structure is related to.
Background
The nodular cast iron pipe is a pipe which is formed by adding a nodulizer into cast molten iron above No. 18 and then centrifugally casting the molten iron at a high speed by a centrifugal nodular cast iron machine, and is called a nodular cast iron pipe, a nodular cast iron pipe and the like for short. The material is mainly used for conveying tap water and is an ideal selective material for tap water pipelines; the cast iron steel pipe is essentially a nodular cast iron pipe, and the nodular cast iron pipe has the iron nature and the steel performance, so the nodular cast iron pipe is called as the nodular cast iron pipe. The graphite in the nodular cast iron pipe exists in a spherical shape, and the size of the graphite is generally 6 to 7 grades. The quality requires that the spheroidization grade of the cast iron pipe is controlled to be 1-3 grade, and the spheroidization rate is more than or equal to 80 percent, so that the mechanical property of the material is better improved, and the material has the essence of iron and the performance of steel. The metallographic structure of the annealed ductile cast iron pipe is ferrite with a small amount of pearlite, and the ductile cast iron pipe has good mechanical properties, so the ductile cast iron pipe is called a cast iron steel pipe; the steel has the characteristics of iron nature, excellent steel performance and corrosion resistance, good ductility and simple installation, and is mainly used for water supply, gas transmission and the like of municipal industrial and mining enterprises. The appearance of the ductile iron pipe; the domestic nodular cast iron pipes for water delivery are mainly T-shaped nodular cast iron pipes produced according to GB/T13295, and the export nodular cast iron pipes for water delivery are also mainly T-shaped nodular cast iron pipes produced according to ISO 2531.
The above prior art solutions have the following drawbacks: the ductile iron pipe has the risks of cracks and fractures at the position with larger deformation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pipeline structural strength is big and prevent cracked strenghthened type socket joint formula steel pipe T type sealing connection structure.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a T-shaped sealing connection structure of a reinforced socket type steel pipe comprises a first steel pipe and a second steel pipe, wherein one end of the first steel pipe is expanded outwards to form a bell mouth, and the outer edge of the bell mouth is bent inwards to form annular steel; one end of the second steel pipe is provided with a socket, and the socket is inserted into the socket; a rubber ring is arranged between the socket and the bellmouth, and the rubber ring is a T-shaped rubber ring; the first steel pipe and the second steel pipe are coated with an inner plastic coating and an outer plastic coating
By adopting the technical scheme, the socket is inserted into the socket in the process of butt joint of the steel pipes, and meanwhile, the outer edge of the socket is bent inwards to form the annular steel; set up the notch that T type rubber ring can make this rubber ring accordant connection department, reinforcing leakproofness effect can increase interior plastic-coated layer and outer plastic-coated layer through adopting two-layer structure, can increase the corrosion resistance effect in the steel pipe use.
The present invention may be further configured in a preferred embodiment as: the inner plastic coating is made of epoxy resin and polyurethane materials; the outer plastic coating layer is made of epoxy resin, polyethylene, epoxy resin/polyethylene double-layer anticorrosion materials, 3PE materials and polyurethane materials.
By adopting the technical scheme, the outer plastic coating and the inner plastic coating made of the materials have good corrosion resistance.
The present invention may be further configured in a preferred embodiment as: the bellmouth comprises a first inclined expansion section and a second parallel expansion section which is integrally formed on the first inclined expansion section, a gap is reserved between the second parallel expansion section and the socket, and a connecting section is arranged between the second parallel expansion section and the annular steel.
Through adopting above-mentioned technical scheme, set up first slope expansion section, the parallel expansion section of second and linkage segment, can improve the stability of connecting through the connection of three-section, increased the stability effect of structure.
The present invention may be further configured in a preferred embodiment as: and the connecting section and the annular steel are in arc transition.
Through adopting above-mentioned technical scheme, be the arc transition between linkage segment and the annular steel, prevent that the spine position of junction from causing the accidental injury personnel, increased connection structure's practicality effect.
The present invention may be further configured in a preferred embodiment as: the middle part of the connecting section is bent to form a bending section.
Through adopting above-mentioned technical scheme, the bending segment is formed in the bending of linkage segment middle part for stability effect is stronger in butt joint in-process.
The present invention may be further configured in a preferred embodiment as: the section of the bending section is triangular.
By adopting the technical scheme, the triangular structure is the most stable structure, so the connection strength can be increased by the triangular connection mode.
The present invention may be further configured in a preferred embodiment as: and the connecting section beside the bending section is fixedly connected with a reinforcing rib.
Through adopting above-mentioned technical scheme, set up the strengthening rib, guarantee to expand the intensity of system back steel pipe on this position, increased the practicality effect of equipment.
To sum up, the utility model discloses a following at least one useful technological effect:
1. in the process of butt joint of the steel pipes, the socket is inserted into the socket, the rubber ring is arranged between the socket and the socket, the sealing performance of the socket and the socket can be realized through the rubber ring, meanwhile, the outer edge of the socket is bent inwards to form annular steel, and when the steel pipe I and the steel pipe II are bent after being connected in an inserting mode, the annular steel at the connecting position can be deformed and bent to realize the anti-fracture effect;
2. set up the strengthening rib, guarantee to expand the intensity of system back steel pipe on this position, increased the practicality effect of equipment.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment.
In the figure, 1, a steel pipe I; 11. a socket; 111. a first inclined expanding section; 112. a second parallel expansion section; 113. a connecting section; 114. bending the section; 12. ring steel; 13. reinforcing ribs; 2. a second steel pipe; 21. a socket; 3. and (4) a rubber ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the T-shaped sealing connection structure for the reinforced socket steel pipe disclosed by the present invention comprises a first steel pipe 1 and a second steel pipe 2, wherein one end of the first steel pipe 1 is expanded outwards to form a socket 11, and the outer edge of the socket 11 is bent inwards to form an annular steel 12; one end of the second steel pipe 2, corresponding to the socket 11, is provided with a socket 21, and the diameter of the socket 21 is slightly larger than that of the second steel pipe 2; the socket 11 comprises a first inclined expanding section 111 and a second parallel expanding section 112 integrally formed with the first inclined expanding section 111, a gap is reserved between the second parallel expanding section 112 and the socket 21, a connecting section 113 is integrally formed at the outer end part of the second parallel expanding section 112, and the middle part of the connecting section 113 is bent to form a bending section 114 with a triangular section.
The steel pipe I1 and the steel pipe II 2 are coated with an inner plastic coating and an outer plastic coating; the inner plastic coating is a plastic coating made of epoxy resin and polyurethane materials; the outer coating is a plastic coating layer made of epoxy resin, polyethylene, epoxy resin/polyethylene double-layer anticorrosion and 3PE and polyurethane materials.
The connecting section 113 beside the bending section 114 is fixedly connected with 8-24 groups of reinforcing ribs 13 which are obliquely arranged, the socket 21 is inserted into the bellmouth 11, and a T-shaped rubber ring 3 is sleeved between the bellmouth 11 and the socket 21; the connecting section 113 and the ring steel 12 are in arc transition to reduce the spikes.
The implementation principle of the embodiment is as follows: the T-shaped rubber ring 3 is inserted into the outer annular surface of the socket 21, the socket 21 is inserted into the socket 11, and the rubber ring 3 is positioned between the socket 21 and the socket 11 to play a role in sealing.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a strenghthened type socket joint formula steel pipe T type sealing connection structure, includes steel pipe one (1) and steel pipe two (2), its characterized in that: one end of the first steel pipe (1) expands outwards to form a bellmouth (11), and the outer edge of the bellmouth (11) is bent inwards to form annular steel (12); one end of the second steel pipe (2) is provided with a socket (21), and the socket (21) is inserted into the socket (11); a rubber ring (3) is arranged between the socket (21) and the socket (11), and the rubber ring (3) is a T-shaped rubber ring; the steel pipe I (1) and the steel pipe II (2) are coated with an inner plastic coating and an outer plastic coating.
2. The T-shaped sealing connection structure of the reinforced socket steel pipe as recited in claim 1, which is characterized in that: the inner plastic coating is made of epoxy resin and polyurethane materials; the outer plastic coating layer is made of epoxy resin, polyethylene, epoxy resin/polyethylene double-layer anticorrosion materials, 3PE materials and polyurethane materials.
3. The T-shaped sealing connection structure of the reinforced socket steel pipe as recited in claim 1, which is characterized in that: the socket (11) comprises a first inclined expansion section (111) and a second parallel expansion section (112) integrally formed on the first inclined expansion section (111), a gap is reserved between the second parallel expansion section (112) and the socket (21), and a connecting section (113) is arranged between the second parallel expansion section (112) and the annular steel (12).
4. The T-shaped sealing connection structure of the reinforced socket steel pipe as recited in claim 3, wherein: the connecting section (113) and the annular steel (12) are in arc transition.
5. The T-shaped sealing connection structure of the reinforced socket steel pipe as recited in claim 4, wherein: the middle part of the connecting section (113) is bent to form a bending section (114).
6. The T-shaped sealing connection structure of the reinforced socket steel pipe as recited in claim 5, wherein: the section of the bending section (114) is triangular.
7. The T-shaped sealing connection structure of the reinforced socket steel pipe as recited in claim 6, wherein: and reinforcing ribs (13) are fixedly connected to the connecting sections (113) beside the bending sections (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293012.9U CN211449938U (en) | 2019-12-18 | 2019-12-18 | T-shaped sealing connection structure of reinforced socket steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922293012.9U CN211449938U (en) | 2019-12-18 | 2019-12-18 | T-shaped sealing connection structure of reinforced socket steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211449938U true CN211449938U (en) | 2020-09-08 |
Family
ID=72302847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922293012.9U Active CN211449938U (en) | 2019-12-18 | 2019-12-18 | T-shaped sealing connection structure of reinforced socket steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211449938U (en) |
-
2019
- 2019-12-18 CN CN201922293012.9U patent/CN211449938U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204187150U (en) | Socket joint jointing type plastic lining steel-plastic composite pipe | |
| CN102786729B (en) | PE160 grade composite material for pipes and preparation method of composite material | |
| CN211449938U (en) | T-shaped sealing connection structure of reinforced socket steel pipe | |
| CN104089145A (en) | New technology for buried pipeline online remote lining glass fiber reinforced plastic constant-temperature and low-temperature expediting setting restoration corrosion prevention | |
| CN204729782U (en) | A kind of heavy caliber steel pipe fittings | |
| CN206054999U (en) | A kind of heavy caliber plastic-coated steel flexibility socket joint fast connector | |
| CN207989929U (en) | A kind of high rigidity steel pipe | |
| CN203270458U (en) | Composite material winding wire | |
| CN109798400A (en) | A kind of etch-proof Polyethylene epoxy resin coating composite steel tube | |
| CN214064177U (en) | Plastic-lined composite pipe quick-connecting elbow | |
| CN201326838Y (en) | Steel-plastic composite pipe | |
| CN210344658U (en) | Carbonization wear-resistant elbow | |
| CN108102505B (en) | Pipeline inner wall coating, preparation method thereof and application thereof in underground pipe network | |
| CN207213452U (en) | A kind of bridge piece | |
| CN205938227U (en) | Steel pipe and pipeline are strengthened to resinous coat steel strand wires | |
| CN220581890U (en) | Plastic-coated anticorrosion nodular cast iron pipe containing carbon steel lining | |
| CN216768607U (en) | PE water supply and drainage pipe with corrosion resistance and high temperature resistance | |
| CN206468913U (en) | A kind of indoor fuel gas wall pipe with pillar | |
| CN221610784U (en) | Reinforced high-strength anti-corrosion steel pipe | |
| CN216768616U (en) | Impact-resistant composite pipe | |
| CN218914013U (en) | Basalt Fiber (CBF) reinforced polyethylene composite pipe | |
| CN205479775U (en) | Compound pipe of steel mesh skeleton plastics | |
| CN210398081U (en) | Hot-melting RTP high-pressure pipe joint | |
| CN213393920U (en) | Xuan-plastic blended polyethylene pipeline | |
| CN207261900U (en) | A kind of lined with ultra-high molecular weight polyethylene pipe profile iron moulds composite-curve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.16, Shifu Road, Yantai, Shandong Patentee after: Haodeber (Shandong) Intelligent Equipment Co.,Ltd. Address before: No.16, Shifu Road, Yantai, Shandong Patentee before: Yantai Houdebor Machinery Equipment Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |